title: Severe hypoglycaemia during physical exercise and treatment with beta-blockers.
mesh_terms: D000526:Alprenolol / Q000009:adverse effects*; D006801:Humans; D007003:Hypoglycemia / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D005082:Physical Exertion
chemical_list: D000526:Alprenolol